Stair chair



FIG. 1 is a perspective view of a stair chair illustrating my new design;

FIG. 2 is a front view of the design shown in FIG. 1;

FIG. 3 is a side view of the design of FIG. 1; the opposite side being a mirror image thereof;

FIG. 4 is a top view of the design of FIG. 1;

FIG. 5 is a bottom view of the design of FIG. 1; and,

FIG. 6 is a rear view of the design of FIG. 1. 

The ornamental design for a stair chair, as shown. 